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CHAPTER 22 INTERRUPT FUNCTIONS
22.2 Interrupt Sources and Configuration
There are total of 24 non-maskable, maskable, and software interrupts in the interrupt sources (see Table 22-1).
Table 22-1. Interrupt Source List (1/2)
Interrupt Source
Name Trigger
Watchdog timer overflow (with
watchdog timer mode 1 selected)
Watchdog timer overflow (with
interval timer mode selected)
1 INTP0 0006H (C)
2 INTP1 0008H
3 INTP2 000AH
4 INTP3 Pin input edge detection External 000CH (D)
5 INTP4 000EH
6 INTP5 0010H
7 INTP6 0012H
End of serial interface channel 0
transfer
End of serial interface channel 1
transfer
Serial interface channel 2 UART
reception error generation
End of serial interface channel 2
UART reception
End of serial interface channel 2
3-wire transfer
End of serial interface channel 2
UART transfer
– INTWDT (A)
0 INTWDT (B)
8 INTCSI0 0014H
9 INTCSI1 0016H
11
001AH
INTSR
INTCSI2
12 INTST 001CH
Interrupt
Type
Default
Priority
Note 1
Internal/
External
Vector
Table
Address
Basic
Configuration
Type
Note 2
Non-
maskable
Internal
Internal
(B)
Notes 1. Default priorities are intended for two or more simultaneously generated maskable interrupt requests.
0 is the highest priority and 20 is the lowest priority.
2. Basic configuration types (A) to (E) correspond to (A) to (E) of Figure 22-1.
Maskable
0004H
10 INTSER 0018H